! Started logfile: /vlbi/bp222/maps//J1643+0732_S_dfm.log on Thu Sep 27 11:24:35 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J1643+0732_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1643+0732_S_uvm.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! AN table 2: 68 integrations on 36 of 36 possible baselines. ! AN table 3: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.961958 visibilities/baseline/integration-bin. ! Found source: J1643+0732 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 13756 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1643+0732_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 15 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 15 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 15 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 161 telescope corrections were flagged in sub-array 1. ! A total of 612 telescope corrections were flagged in sub-array 2. ! A total of 96 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.013366Jy sigma=13.564159 ! Fit after self-cal, rms=0.832518Jy sigma=11.116165 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.505 mas, bmaj=7.185 mas, bpa=-7.671 degrees ! Estimated noise=0.784419 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125065 Jy ! Component: 100 - total flux cleaned = 0.166348 Jy ! Total flux subtracted in 100 components = 0.166348 Jy ! Clean residual min=-0.006003 max=0.017719 Jy/beam ! Clean residual mean=0.000031 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.166348 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.166348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077427Jy sigma=0.949756 ! Fit after self-cal, rms=0.077320Jy sigma=0.948787 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188267 Jy ! Component: 100 - total flux cleaned = 0.0277502 Jy ! Total flux subtracted in 100 components = 0.0277502 Jy ! Clean residual min=-0.005184 max=0.007797 Jy/beam ! Clean residual mean=0.000024 rms=0.001383 Jy/beam ! Combined flux in latest and established models = 0.194098 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.194098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071677Jy sigma=0.864385 ! Fit after self-cal, rms=0.071633Jy sigma=0.863874 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.031 mas, bmaj=7.932 mas, bpa=-7.471 degrees ! Estimated noise=0.546444 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0092506 Jy ! Component: 100 - total flux cleaned = 0.0145683 Jy ! Component: 150 - total flux cleaned = 0.017986 Jy ! Component: 200 - total flux cleaned = 0.0203137 Jy ! Total flux subtracted in 200 components = 0.0203137 Jy ! Clean residual min=-0.005810 max=0.011314 Jy/beam ! Clean residual mean=0.000044 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 0.214412 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.214412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070452Jy sigma=0.844184 ! Fit after self-cal, rms=0.070439Jy sigma=0.843814 ! Inverting map ! Added new window around map position (11.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111421 Jy ! Component: 100 - total flux cleaned = 0.0176708 Jy ! Component: 150 - total flux cleaned = 0.0224766 Jy ! Component: 200 - total flux cleaned = 0.0252001 Jy ! Total flux subtracted in 200 components = 0.0252001 Jy ! Clean residual min=-0.005156 max=0.006697 Jy/beam ! Clean residual mean=0.000027 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.239612 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 78 components and 0.239612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068639Jy sigma=0.811618 ! Fit after self-cal, rms=0.068377Jy sigma=0.807754 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.031 x 7.932 at -7.471 degrees (North through East) ! Clean map min=-0.0046672 max=0.16651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.97 KP 0.99 ! MK 1.02 NL 0.96 OV 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.03 KP 0.92 LA 0.96 ! MK 0.92 NL 1.07 OV 0.99 PT 0.95 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.97 HN 1.01 KP 1.03 ! MK 1.05 NL 0.96 OV 1.02 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.84 FD 0.99 HN 0.99 KP 0.96 ! MK 0.95 NL 1.14 OV 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 1.05 KP 0.94 LA 0.99 ! MK 0.95 NL 1.09 OV 0.99 PT 0.96 ! SC 1.16 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.97 HN 1.10 KP 1.01 ! MK 1.03 NL 0.80 OV 0.99 SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.04 KP 1.00 ! MK 0.94 NL 0.93 OV 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.04 KP 0.94 LA 0.97 ! MK 0.97 NL 1.30 OV 0.98 PT 0.96 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.04 HN 1.08 KP 1.02 ! MK 1.06 NL 0.85 OV 1.01 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! MK 0.00* NL 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1651.44 HN 0.67 KP 1.00* ! MK 16.19 NL 1.00* OV 1.35 SC 1.00* ! ! ! Fit before self-cal, rms=0.068377Jy sigma=0.807754 ! Fit after self-cal, rms=0.067661Jy sigma=0.746039 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.032 mas, bmaj=7.933 mas, bpa=-7.459 degrees ! Estimated noise=0.544902 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323377 Jy ! Component: 100 - total flux cleaned = 0.00440372 Jy ! Component: 150 - total flux cleaned = 0.00527505 Jy ! Component: 200 - total flux cleaned = 0.00567949 Jy ! Total flux subtracted in 200 components = 0.00567949 Jy ! Clean residual min=-0.002277 max=0.003074 Jy/beam ! Clean residual mean=0.000009 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.245292 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 0.245292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067507Jy sigma=0.743219 ! Fit after self-cal, rms=0.067568Jy sigma=0.742435 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067568Jy sigma=0.742435 ! Fit after self-cal, rms=0.067832Jy sigma=0.738047 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.03 mas, bmaj=7.938 mas, bpa=-7.548 degrees ! Estimated noise=0.546046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164298 Jy ! Component: 100 - total flux cleaned = 0.00225112 Jy ! Component: 150 - total flux cleaned = 0.00240527 Jy ! Component: 200 - total flux cleaned = 0.00243639 Jy ! Total flux subtracted in 200 components = 0.00243639 Jy ! Clean residual min=-0.001970 max=0.002847 Jy/beam ! Clean residual mean=0.000008 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.247728 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 0.247728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067774Jy sigma=0.737187 ! Fit after self-cal, rms=0.067769Jy sigma=0.737056 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.5, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235926 Jy ! Component: 100 - total flux cleaned = 0.00305519 Jy ! Component: 150 - total flux cleaned = 0.00319814 Jy ! Component: 200 - total flux cleaned = 0.00332675 Jy ! Total flux subtracted in 200 components = 0.00332675 Jy ! Clean residual min=-0.001900 max=0.002323 Jy/beam ! Clean residual mean=0.000005 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.251055 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.251055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067605Jy sigma=0.735344 ! Fit after self-cal, rms=0.067579Jy sigma=0.735238 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067579Jy sigma=0.735238 ! Fit after self-cal, rms=0.067257Jy sigma=0.724997 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.024 mas, bmaj=7.911 mas, bpa=-7.458 degrees ! Estimated noise=0.543416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112608 Jy ! Component: 100 - total flux cleaned = 0.00137678 Jy ! Component: 150 - total flux cleaned = 0.00158267 Jy ! Component: 200 - total flux cleaned = 0.00175949 Jy ! Total flux subtracted in 200 components = 0.00175949 Jy ! Clean residual min=-0.001486 max=0.001844 Jy/beam ! Clean residual mean=0.000005 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.252814 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 153 components and 0.252814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067211Jy sigma=0.724436 ! Fit after self-cal, rms=0.067208Jy sigma=0.724279 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (18.5, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159296 Jy ! Component: 100 - total flux cleaned = 0.00201998 Jy ! Component: 150 - total flux cleaned = 0.00207654 Jy ! Component: 200 - total flux cleaned = 0.00212693 Jy ! Total flux subtracted in 200 components = 0.00212693 Jy ! Clean residual min=-0.001512 max=0.001711 Jy/beam ! Clean residual mean=0.000004 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.254941 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 171 components and 0.254941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067165Jy sigma=0.723582 ! Fit after self-cal, rms=0.067166Jy sigma=0.723546 ! Inverting map ! Added new window around map position (-49.5, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625679 Jy ! Component: 100 - total flux cleaned = 0.000765996 Jy ! Component: 150 - total flux cleaned = 0.00100236 Jy ! Component: 200 - total flux cleaned = 0.00121687 Jy ! Total flux subtracted in 200 components = 0.00121687 Jy ! Clean residual min=-0.001383 max=0.001415 Jy/beam ! Clean residual mean=0.000004 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.256158 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 190 components and 0.256158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067124Jy sigma=0.722921 ! Fit after self-cal, rms=0.067122Jy sigma=0.722881 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067122Jy sigma=0.722881 ! Fit after self-cal, rms=0.066936Jy sigma=0.722785 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.913 mas, bmaj=11.59 mas, bpa=-7.513 degrees ! Estimated noise=0.673518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000860684 Jy ! Component: 100 - total flux cleaned = 0.00145145 Jy ! Component: 150 - total flux cleaned = 0.00189452 Jy ! Component: 200 - total flux cleaned = 0.00220962 Jy ! Total flux subtracted in 200 components = 0.00220962 Jy ! Clean residual min=-0.001622 max=0.001868 Jy/beam ! Clean residual mean=0.000009 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.258368 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 221 components and 0.258368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066925Jy sigma=0.722642 ! Fit after self-cal, rms=0.066918Jy sigma=0.722630 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000344975 Jy ! Component: 100 - total flux cleaned = 0.000515615 Jy ! Component: 150 - total flux cleaned = 0.000675535 Jy ! Component: 200 - total flux cleaned = 0.000792671 Jy ! Total flux subtracted in 200 components = 0.000792671 Jy ! Clean residual min=-0.001595 max=0.001793 Jy/beam ! Clean residual mean=0.000008 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.25916 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 232 components and 0.25916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066911Jy sigma=0.722550 ! Fit after self-cal, rms=0.066910Jy sigma=0.722546 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=7.903 mas, bpa=-7.408 degrees ! Estimated noise=0.543188 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 7.903 at -7.408 degrees (North through East) ! Clean map min=-0.001376 max=0.1655 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=7.147 mas, bpa=-7.556 degrees ! Estimated noise=0.778818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124152 Jy ! Component: 100 - total flux cleaned = 0.165642 Jy ! Component: 150 - total flux cleaned = 0.184432 Jy ! Component: 200 - total flux cleaned = 0.194276 Jy ! Total flux subtracted in 200 components = 0.194276 Jy ! Clean residual min=-0.003765 max=0.005551 Jy/beam ! Clean residual mean=0.000021 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 0.194276 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.194276 Jy ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=7.903 mas, bpa=-7.408 degrees ! Estimated noise=0.543188 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120789 Jy ! Component: 100 - total flux cleaned = 0.0206214 Jy ! Component: 150 - total flux cleaned = 0.0270539 Jy ! Component: 200 - total flux cleaned = 0.0320808 Jy ! Total flux subtracted in 200 components = 0.0320808 Jy ! Clean residual min=-0.002691 max=0.003151 Jy/beam ! Clean residual mean=0.000026 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.226357 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 86 components and 0.226357 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.913 mas, bmaj=11.59 mas, bpa=-7.513 degrees ! Estimated noise=0.673518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00756791 Jy ! Component: 100 - total flux cleaned = 0.0126451 Jy ! Component: 150 - total flux cleaned = 0.0164709 Jy ! Component: 200 - total flux cleaned = 0.0194749 Jy ! Total flux subtracted in 200 components = 0.0194749 Jy ! Clean residual min=-0.002441 max=0.002464 Jy/beam ! Clean residual mean=0.000030 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.245831 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238533 Jy ! Component: 100 - total flux cleaned = 0.00431304 Jy ! Component: 150 - total flux cleaned = 0.00592375 Jy ! Component: 200 - total flux cleaned = 0.00701987 Jy ! Total flux subtracted in 200 components = 0.00701987 Jy ! Clean residual min=-0.001863 max=0.002030 Jy/beam ! Clean residual mean=0.000019 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.252851 Jy ! Adding 121 model components to the UV plane model. ! The established model now contains 192 components and 0.252851 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=7.903 mas, bpa=-7.408 degrees ! Estimated noise=0.543188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100656 Jy ! Component: 100 - total flux cleaned = 0.00156453 Jy ! Component: 150 - total flux cleaned = 0.00204598 Jy ! Component: 200 - total flux cleaned = 0.00251501 Jy ! Total flux subtracted in 200 components = 0.00251501 Jy ! Clean residual min=-0.001400 max=0.001794 Jy/beam ! Clean residual mean=0.000006 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.255366 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 221 components and 0.255366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067003Jy sigma=0.723511 ! Fit after self-cal, rms=0.066977Jy sigma=0.723134 wmodel J1643+0732_S_map.mod ! Writing 221 model components to file: J1643+0732_S_map.mod wobs J1643+0732_S_uvs.fits ! Writing UV FITS file: J1643+0732_S_uvs.fits wwins J1643+0732_S_map.win ! wwins: Wrote 5 windows to J1643+0732_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201106 Jy ! Component: 100 - total flux cleaned = 0.000151463 Jy ! Component: 150 - total flux cleaned = 0.000103569 Jy ! Component: 200 - total flux cleaned = 0.000126778 Jy ! Component: 250 - total flux cleaned = 5.90102e-05 Jy ! Component: 300 - total flux cleaned = -7.28133e-05 Jy ! Component: 350 - total flux cleaned = -0.000136415 Jy ! Component: 400 - total flux cleaned = -0.000157303 Jy ! Component: 450 - total flux cleaned = -0.000261206 Jy ! Component: 500 - total flux cleaned = -0.000383018 Jy ! Component: 550 - total flux cleaned = -0.000462378 Jy ! Component: 600 - total flux cleaned = -0.000501437 Jy ! Component: 650 - total flux cleaned = -0.000501712 Jy ! Component: 700 - total flux cleaned = -0.000520844 Jy ! Component: 750 - total flux cleaned = -0.000576728 Jy ! Component: 800 - total flux cleaned = -0.000558293 Jy ! Component: 850 - total flux cleaned = -0.000576279 Jy ! Component: 900 - total flux cleaned = -0.000558315 Jy ! Component: 950 - total flux cleaned = -0.000540435 Jy ! Component: 1000 - total flux cleaned = -0.000522788 Jy ! Component: 1050 - total flux cleaned = -0.000488002 Jy ! Component: 1100 - total flux cleaned = -0.000453946 Jy ! Component: 1150 - total flux cleaned = -0.000437532 Jy ! Component: 1200 - total flux cleaned = -0.000437498 Jy ! Component: 1250 - total flux cleaned = -0.000372043 Jy ! Component: 1300 - total flux cleaned = -0.000356088 Jy ! Component: 1350 - total flux cleaned = -0.000340183 Jy ! Component: 1400 - total flux cleaned = -0.000324358 Jy ! Component: 1450 - total flux cleaned = -0.000230161 Jy ! Component: 1500 - total flux cleaned = -0.000199274 Jy ! Component: 1550 - total flux cleaned = -0.000137874 Jy ! Component: 1600 - total flux cleaned = -0.000137837 Jy ! Component: 1650 - total flux cleaned = -0.000227922 Jy ! Component: 1700 - total flux cleaned = -0.000198172 Jy ! Component: 1750 - total flux cleaned = -0.000227628 Jy ! Component: 1800 - total flux cleaned = -0.000139902 Jy ! Component: 1850 - total flux cleaned = -0.000125403 Jy ! Component: 1900 - total flux cleaned = -0.000125538 Jy ! Component: 1950 - total flux cleaned = -8.26774e-05 Jy ! Component: 2000 - total flux cleaned = -4.0326e-05 Jy ! Component: 2050 - total flux cleaned = -6.84533e-05 Jy ! Component: 2100 - total flux cleaned = -9.62882e-05 Jy ! Component: 2150 - total flux cleaned = -1.33791e-05 Jy ! Component: 2200 - total flux cleaned = -2.69889e-05 Jy ! Component: 2250 - total flux cleaned = 1.34846e-05 Jy ! Component: 2300 - total flux cleaned = 2.71084e-05 Jy ! Component: 2350 - total flux cleaned = 2.70824e-05 Jy ! Component: 2400 - total flux cleaned = -5.22519e-05 Jy ! Component: 2450 - total flux cleaned = -2.58125e-05 Jy ! Component: 2500 - total flux cleaned = 1.3468e-05 Jy ! Component: 2550 - total flux cleaned = 1.34279e-05 Jy ! Component: 2600 - total flux cleaned = 5.19689e-05 Jy ! Component: 2650 - total flux cleaned = 3.93585e-05 Jy ! Component: 2700 - total flux cleaned = 7.73661e-05 Jy ! Component: 2750 - total flux cleaned = 0.000115016 Jy ! Component: 2800 - total flux cleaned = 9.00107e-05 Jy ! Component: 2850 - total flux cleaned = 0.000114795 Jy ! Component: 2900 - total flux cleaned = 0.000114789 Jy ! Component: 2950 - total flux cleaned = 0.000151532 Jy ! Component: 3000 - total flux cleaned = 0.00015139 Jy ! Component: 3050 - total flux cleaned = 0.000127091 Jy ! Component: 3100 - total flux cleaned = 6.71651e-05 Jy ! Component: 3150 - total flux cleaned = 9.11502e-05 Jy ! Component: 3200 - total flux cleaned = 5.5688e-05 Jy ! Component: 3250 - total flux cleaned = 7.92116e-05 Jy ! Component: 3300 - total flux cleaned = 9.0974e-05 Jy ! Component: 3350 - total flux cleaned = 0.000102665 Jy ! Component: 3400 - total flux cleaned = 0.000137356 Jy ! Component: 3450 - total flux cleaned = 0.000125959 Jy ! Component: 3500 - total flux cleaned = 0.000103181 Jy ! Component: 3550 - total flux cleaned = 0.000126039 Jy ! Component: 3600 - total flux cleaned = 0.000159964 Jy ! Component: 3650 - total flux cleaned = 0.000193724 Jy ! Component: 3700 - total flux cleaned = 0.000193892 Jy ! Component: 3750 - total flux cleaned = 0.000182861 Jy ! Component: 3800 - total flux cleaned = 0.000238056 Jy ! Component: 3850 - total flux cleaned = 0.000227034 Jy ! Component: 3900 - total flux cleaned = 0.000237967 Jy ! Component: 3950 - total flux cleaned = 0.000314191 Jy ! Component: 4000 - total flux cleaned = 0.000325052 Jy ! Component: 4050 - total flux cleaned = 0.000281915 Jy ! Total flux subtracted in 4096 components = 0.000303234 Jy ! Clean residual min=-0.000615 max=0.000683 Jy/beam ! Clean residual mean=0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.25567 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 524 components and 0.25567 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1643+0732_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 7.903 at -7.408 degrees (North through East) ! Clean map min=-0.0012609 max=0.16468 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1643+0732_S_map.fits wmodel /vlbi/bp222/maps//J1643+0732_S_map.mod ! Writing 524 model components to file: /vlbi/bp222/maps//J1643+0732_S_map.mod wobs /vlbi/bp222/maps//J1643+0732_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1643+0732_S_uvs.fits wwins /vlbi/bp222/maps//J1643+0732_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J1643+0732_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.164677 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000199167 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.362833 0.362833 0.725666 1.45133 2.90267 5.80533 11.6107 23.2213 46.4427 92.8853 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.164 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 826.826 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1643+0732_S_dfm.log closed on Thu Sep 27 11:24:40 2018